Home / 66,232.69-99,338.28-18,190.06

Finding the Fourth Proportional to 66,232.69, 99,338.28 and 18,190.06

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Solution

The fourth proportional to 66,232.69, 99,338.28 and 18,190.06 is: 27,282.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,232.69 : 99,338.28 = 18,190.06 : x
  2. Step 2: Convert to fraction form
    66,232.69/99,338.28 = 18,190.06/x
  3. Step 3: Cross multiply
    66,232.69x = 99,338.28 × 18,190.06
  4. Step 4: Simplify right side
    66,232.69x = 1,806,969,273.50
  5. Step 5: Solve for x
    x = 1,806,969,273.50/66,232.69
  6. Step 6: Final answer
    x = 27,282.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.